NUCC taxonomy code
207ZI0100X - Immunopathology Physician
207ZI0100X is the NUCC provider taxonomy code for Immunopathology Physician, a specialization within Pathology (individual providers). 41 providers in our latest NPPES snapshot list it as their primary taxonomy.
41
providers · primary taxonomy
Code breakdown
Taxonomy code 207ZI0100X
Display name Immunopathology Physician
Grouping Allopathic & Osteopathic Physicians
Classification Pathology
Specialization Immunopathology
Section Individual
Directory Pathology provider directory
Definition
A pathologist who specializes in the diagnosis of immunologic diseases.
Definition from the NUCC Health Care Provider Taxonomy code set.
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Related taxonomy codes
207ZP0101X Anatomic Pathology Physician (Pathology) 207ZP0102X Anatomic Pathology & Clinical Pathology Physician (Pathology) 207ZB0001X Blood Banking & Transfusion Medicine Physician (Pathology) 207ZP0104X Chemical Pathology Physician (Pathology) 207ZC0008X Clinical Informatics (Pathology) Physician (Pathology) 207ZC0006X Clinical Pathology Physician (Pathology) 207ZP0105X Clinical Pathology/Laboratory Medicine Physician (Pathology) 207ZC0500X Cytopathology Physician (Pathology)
Frequently asked questions
What does taxonomy code 207ZI0100X mean?
207ZI0100X is the NUCC Health Care Provider Taxonomy code for Immunopathology Physician, a specialization of Pathology in the "Allopathic & Osteopathic Physicians" grouping. It classifies individual providers.
Where is the taxonomy code used?
Providers select a taxonomy code when applying for an NPI, and it appears on insurance claims (CMS-1500 box 33b / 837 electronic claims) to identify the provider's classification. Payers may require the taxonomy that matches your credential and license.
How do I find providers with taxonomy 207ZI0100X?
Browse the Pathology directory, or use the NPI search and filter by state.
Source: CMS NPPES (public data). Snapshot 2026-07-13.